Mercurial > libervia-web
annotate twisted/plugins/libervia_server.py @ 1206:d2e2bf14f2e2
server (websocket): don't crash if self.page doesn't exist while onClose is called
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Sun, 14 Jul 2019 17:25:53 +0200 |
| parents | b300eaec53b6 |
| children | b2d067339de3 |
| rev | line source |
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1 #!/usr/bin/python |
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2 # -*- coding: utf-8 -*- |
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3 |
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4 # Libervia: a Salut à Toi frontend |
| 1054 | 5 # Copyright (C) 2013-2018 Jérôme Poisson <goffi@goffi.org> |
| 818 | 6 # Copyright (C) 2013-2016 Adrien Cossa <souliane@mailoo.org> |
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7 # Copyright (C) 2013 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> |
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8 |
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9 # This program is free software: you can redistribute it and/or modify |
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10 # it under the terms of the GNU Affero General Public License as published by |
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11 # the Free Software Foundation, either version 3 of the License, or |
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12 # (at your option) any later version. |
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13 |
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14 # This program is distributed in the hope that it will be useful, |
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15 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 # GNU Affero General Public License for more details. |
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18 |
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19 # You should have received a copy of the GNU Affero General Public License |
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20 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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21 |
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22 from twisted.internet import defer |
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23 |
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24 if defer.Deferred.debug: |
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25 # if we are in debug mode, we want to use ipdb instead of pdb |
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26 try: |
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27 import ipdb |
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28 import pdb |
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29 |
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30 pdb.set_trace = ipdb.set_trace |
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31 pdb.post_mortem = ipdb.post_mortem |
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32 except ImportError: |
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33 pass |
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34 |
| 514 | 35 import os.path |
| 856 | 36 import libervia |
| 37 import sat | |
| 514 | 38 |
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39 from libervia.server.constants import Const as C |
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40 |
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41 from sat.core.i18n import _ |
| 811 | 42 from sat.tools import config |
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43 |
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44 from zope.interface import implements |
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45 |
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46 from twisted.python import usage |
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47 from twisted.plugin import IPlugin |
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48 from twisted.application.service import IServiceMaker |
| 811 | 49 import ConfigParser |
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50 |
| 811 | 51 |
| 52 CONFIG_SECTION = C.APP_NAME.lower() | |
| 856 | 53 if libervia.__version__ != sat.__version__: |
| 54 import sys | |
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55 |
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56 sys.stderr.write( |
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57 u"""sat module version ({sat_version}) and {current_app} version ({current_version}) mismatch |
| 856 | 58 |
| 59 sat module is located at {sat_path} | |
| 60 libervia module is located at {libervia_path} | |
| 61 | |
| 62 Please be sure to have the same version running | |
| 63 """.format( | |
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64 sat_version=sat.__version__, |
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65 current_app=C.APP_NAME, |
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66 current_version=libervia.__version__, |
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67 sat_path=os.path.dirname(sat.__file__), |
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68 libervia_path=os.path.dirname(libervia.__file__), |
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69 ).encode( |
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70 "utf-8" |
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71 ) |
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72 ) |
| 856 | 73 sys.stderr.flush() |
| 74 # we call os._exit to avoid help to be printed by twisted | |
| 75 import os | |
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76 |
| 856 | 77 os._exit(1) |
| 514 | 78 |
| 79 | |
| 80 def coerceConnectionType(value): # called from Libervia.OPT_PARAMETERS | |
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81 allowed_values = ("http", "https", "both") |
| 514 | 82 if value not in allowed_values: |
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83 raise ValueError( |
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84 "%(given)s not in %(expected)s" |
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85 % {"given": value, "expected": str(allowed_values)} |
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86 ) |
| 514 | 87 return value |
| 88 | |
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89 |
| 514 | 90 def coerceDataDir(value): # called from Libervia.OPT_PARAMETERS |
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91 if not value: |
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92 # we ignore missing values |
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93 return u'' |
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94 if isinstance(value, unicode): |
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95 # XXX: if value comes from sat.conf, it's unicode, |
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96 # and we need byte str here (for twisted) |
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97 value = value.encode("utf-8") |
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98 value = value.encode("utf-8") |
| 514 | 99 html = os.path.join(value, C.HTML_DIR) |
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100 if not os.path.isfile(os.path.join(html, C.LIBERVIA_MAIN_PAGE)): |
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101 raise ValueError( |
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102 "%s is not a Libervia's browser HTML directory" % os.path.realpath(html) |
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103 ) |
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104 themes_dir = os.path.join(value, C.THEMES_DIR) |
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105 if not os.path.isfile(os.path.join(themes_dir, "default/styles/blog.css")): |
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106 # XXX: we just display a message, as themes_dir is only used by legacy blog |
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107 # which will be removed entirely in 0.8 |
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108 # TODO: remove entirely legacy blog and linked options |
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109 print "%s is not a Libervia's server data directory" % os.path.realpath( |
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110 themes_dir) |
| 514 | 111 return value |
| 112 | |
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113 |
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114 def coerceBool(value): |
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115 return C.bool(value) |
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116 |
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117 |
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118 def coerceUnicode(value): |
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119 # XXX: we use this method to check which value to convert to Unicode |
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120 # but we don't do the conversion here as Twisted expect str |
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121 return value |
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122 |
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123 |
| 514 | 124 DATA_DIR_DEFAULT = '' |
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125 # options which are in sat.conf and on command line, |
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126 # see https://twistedmatrix.com/documents/current/api/twisted.python.usage.Options.html |
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127 OPT_PARAMETERS_BOTH = [['connection_type', 't', 'https', _(u"'http', 'https' or 'both' " |
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128 "(to launch both servers).").encode('utf-8'), |
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129 coerceConnectionType], |
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130 ['port', 'p', 8080, |
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131 _(u'The port number to listen HTTP on.').encode('utf-8'), int], |
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132 ['port_https', 's', 8443, |
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133 _(u'The port number to listen HTTPS on.').encode('utf-8'), int], |
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134 ['port_https_ext', 'e', 0, _(u'The external port number used for ' |
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135 u'HTTPS (0 means port_https value).').encode('utf-8'), int], |
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136 ['tls_private_key', '', '', _(u'TLS certificate private key (PEM ' |
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137 u'format)').encode('utf-8'), coerceUnicode], |
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138 ['tls_certificate', 'c', 'libervia.pem', _(u'TLS public ' |
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139 u'certificate or private key and public certificate combined ' |
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140 u'(PEM format)').encode('utf-8'), coerceUnicode], |
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141 ['tls_chain', '', '', _(u'TLS certificate intermediate chain (PEM ' |
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142 u'format)').encode('utf-8'), coerceUnicode], |
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143 ['redirect_to_https', 'r', True, _(u'Automatically redirect from ' |
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144 u'HTTP to HTTPS.').encode('utf-8'), coerceBool], |
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145 ['security_warning', 'w', True, _(u'Warn user that he is about to ' |
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146 u'connect on HTTP.').encode('utf-8'), coerceBool], |
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147 ['passphrase', 'k', '', (_(u"Passphrase for the SàT profile " |
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148 u"named '%s'") % C.SERVICE_PROFILE).encode('utf-8'), |
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149 coerceUnicode], |
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150 ['data_dir', 'd', DATA_DIR_DEFAULT, _(u'Data directory for ' |
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151 u'Libervia legacy').encode('utf-8'), coerceDataDir], |
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152 ['allow_registration', '', True, _(u'Allow user to register new ' |
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153 u'account').encode('utf-8'), coerceBool], |
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154 ['base_url_ext', '', '', |
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155 _(u'The external URL to use as base URL').encode('utf-8'), |
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156 coerceUnicode], |
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157 ['dev_mode', 'D', False, _(u'Developer mode, automatically reload' |
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158 u'modified pages').encode('utf-8'), coerceBool], |
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159 ] |
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160 # Options which are in sat.conf only |
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161 OPT_PARAMETERS_CFG = [ |
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162 ["empty_password_allowed_warning_dangerous_list", None, "", None], |
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163 ["vhosts_dict", None, {}, None], |
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164 ["url_redirections_dict", None, {}, None], |
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165 ["menu_json", None, {u'': C.DEFAULT_MENU}, None], |
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166 ["tickets_trackers_json", None, None, None], |
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167 ["mr_handlers_json", None, None, None], |
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168 ] |
| 514 | 169 |
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170 |
| 514 | 171 def initialise(options): |
| 172 """Method to initialise global modules""" | |
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173 # XXX: We need to configure logs before any log method is used, |
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174 # so here is the best place. |
| 514 | 175 from sat.core import log_config |
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176 |
| 514 | 177 log_config.satConfigure(C.LOG_BACKEND_TWISTED, C, backend_data=options) |
| 178 from libervia.server import server | |
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179 |
| 514 | 180 # we can't import this file from libervia.server.server because it's not a true module |
| 181 # (there is no __init__.py file, as required by twistd plugin system), so we set the | |
| 182 # global values from here | |
| 183 server.DATA_DIR_DEFAULT = DATA_DIR_DEFAULT | |
| 184 server.OPT_PARAMETERS_BOTH = OPT_PARAMETERS_BOTH | |
| 185 server.OPT_PARAMETERS_CFG = OPT_PARAMETERS_CFG | |
| 186 server.coerceDataDir = coerceDataDir | |
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187 |
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188 |
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189 class Options(usage.Options): |
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190 # optArgs is not really useful in our case, we need more than a flag |
| 514 | 191 optParameters = OPT_PARAMETERS_BOTH |
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192 |
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193 def __init__(self): |
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194 """Read SàT configuration file in order to overwrite the hard-coded default values |
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195 |
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196 Priority for the usage of the values is (from lowest to highest): |
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197 - hard-coded default values |
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198 - values from SàT configuration files |
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199 - values passed on the command line |
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200 """ |
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201 # If we do it the reading later: after the command line options have been parsed, |
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202 # there's no good way to know |
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203 # if the options values are the hard-coded ones or if they have been passed |
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204 # on the command line. |
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205 |
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206 # FIXME: must be refactored + code can be factorised with backend |
| 811 | 207 config_parser = ConfigParser.SafeConfigParser() |
| 208 config_parser.read(C.CONFIG_FILES) | |
| 209 self.handleDeprecated(config_parser) | |
| 514 | 210 for param in self.optParameters + OPT_PARAMETERS_CFG: |
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211 name = param[0] |
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212 try: |
| 811 | 213 value = config.getConfig(config_parser, CONFIG_SECTION, name, Exception) |
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214 if isinstance(value, unicode): |
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215 value = value.encode("utf-8") |
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216 try: |
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217 param[2] = param[4](value) |
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218 except IndexError: # the coerce method is optional |
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219 param[2] = value |
| 811 | 220 except (ConfigParser.NoSectionError, ConfigParser.NoOptionError): |
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221 pass |
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222 usage.Options.__init__(self) |
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223 for opt_data in OPT_PARAMETERS_CFG: |
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224 self[opt_data[0]] = opt_data[2] |
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225 |
| 811 | 226 def handleDeprecated(self, config_parser): |
| 227 """display warning and/or change option when a deprecated option if found | |
| 228 | |
| 229 param config_parser(ConfigParser): read ConfigParser instance for sat.conf | |
| 230 """ | |
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231 replacements = (("ssl_certificate", "tls_certificate"),) |
| 811 | 232 for old, new in replacements: |
| 233 try: | |
| 234 value = config.getConfig(config_parser, CONFIG_SECTION, old, Exception) | |
| 235 except (ConfigParser.NoSectionError, ConfigParser.NoOptionError): | |
| 236 pass | |
| 237 else: | |
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238 print(u"\n/!\\ Use of {old} is deprecated, please use {new} instead\n" |
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239 .format(old=old, new=new)) |
| 811 | 240 config_parser.set(CONFIG_SECTION, new, value) |
| 241 | |
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242 |
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243 class LiberviaMaker(object): |
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244 implements(IServiceMaker, IPlugin) |
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245 |
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246 tapname = C.APP_NAME_FILE |
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247 description = _(u"The web frontend of Salut à Toi") |
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248 options = Options |
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249 |
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250 def makeService(self, options): |
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251 from twisted.internet import gireactor |
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252 gireactor.install() |
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253 for opt in OPT_PARAMETERS_BOTH: |
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254 # FIXME: that's a ugly way to get unicode in Libervia |
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255 # from command line or sat.conf |
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256 # we should move to argparse and handle options this properly |
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257 try: |
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258 coerce_cb = opt[4] |
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259 except IndexError: |
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260 continue |
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261 if coerce_cb == coerceUnicode: |
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262 options[opt[0]] = options[opt[0]].decode("utf-8") |
| 514 | 263 initialise(options.parent) |
| 264 from libervia.server import server | |
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265 |
| 810 | 266 return server.Libervia(options) |
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267 |
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268 |
|
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39b07289ff42
server_side: added parameter port_https_ext (external port for HTTPS, used for example for the redirection)
souliane <souliane@mailoo.org>
parents:
417
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changeset
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269 # affectation to some variable is necessary for twisted introspection to work |
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331
06a48d805547
server side: make Libervia a Twisted plugin, and add it the --port argument + add a config file for the port.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
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changeset
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270 serviceMaker = LiberviaMaker() |